Tree 8–18 m. tall with rounded crown; bark ochraceous, smooth on branches but very rough and corrugated on trunk, scaling off in large flakes to reveal brown patches; slash pale orange; twigs grey, glabrous, with deep brown lenticels. Leaves 20–30(–60) cm. long; petiole (1–)4–8 cm. long, minutely pubescent; rhachis pale green or whitish, 14–40 cm. long, winged or with raised lines; petiolules (1–)3–5 mm. long; leaflets in 2–6 pairs, subopposite, elliptic-lanceolate to lanceolate, 7–17.5 cm. long, 2.5–6 cm. wide, often ± asymmetrically curved, narrowed to an acute or acuminate apex, cuneate at the base, glabrous above apart from the midrib, shortly pubescent beneath and with sessile glands; lateral nerves in 9–12 pairs. Inflorescences complex panicles of cymules, 30–75 cm. long, 20 cm. wide; axes puberulous; pedicels ± absent or 1–2 mm. long. Flowers creamy white or greenish white, small, slightly aromatic; sepals 2–3 mm. long; petals rhomboid, 1.5 mm. long, with long hairs; disk glabrous. Fruit brown drying blue-black, with 1(–3) globose lobes, 1.7–2 cm. diameter, gelatinous when fresh, glabrous; pedicels 5–10 mm. long. Seeds black, globose, 1.2 cm. diameter. Fig. 23/1–3.
